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Vector2Angle fix for non-normalized vectors

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veins1 2022-12-14 19:44:48 +05:00 committed by GitHub
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commit 36c476b36e
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1 changed files with 3 additions and 1 deletions
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src/raymath.h
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@ -309,7 +309,9 @@ RMAPI float Vector2DistanceSqr(Vector2 v1, Vector2 v2)
// Calculate angle from two vectors
RMAPI float Vector2Angle(Vector2 v1, Vector2 v2)
{
float result = -acos(v1.x*v2.x + v1.y*v2.y);
float v1Length = sqrtf((v1.x*v1.x) + (v1.y*v1.y));
float v2Length = sqrtf((v2.x*v2.x) + (v2.y*v2.y));
float result = -acos((v1.x*v2.x + v1.y*v2.y)/(v1Length*v2Length));
return result;
}